the couple were stunned when their
the couple were stunned when their
______ the tomatoes were green, but when they were ripe they turned bright red.
______ the tomatoes were green, but when they were ripe they turned bright red.
In the beginning the tomatoes were green, but when they were ripe they turned bright red. ( )
In the beginning the tomatoes were green, but when they were ripe they turned bright red. ( )
When they were high school students,they
When they were high school students,they
When the children were very young, __________.
When the children were very young, __________.
They _______________ play the piano when they were young
They _______________ play the piano when they were young
He and I ______ classmates when we were at college. A: was B: were C: are D: is
He and I ______ classmates when we were at college. A: was B: were C: are D: is
_________(起初，开始) the tomatoes were green, but when they were ripe they turned bright red.
_________(起初，开始) the tomatoes were green, but when they were ripe they turned bright red.
When the trouble took place, the Olympic Games______. A: were completed B: were going on C: were to be finished D: were to take place
When the trouble took place, the Olympic Games______. A: were completed B: were going on C: were to be finished D: were to take place
When were you born? I was born _____.
When were you born? I was born _____.